25696141 has 2 divisors, whose sum is σ = 25696142. Its totient is φ = 25696140.

The previous prime is 25696109. The next prime is 25696147. The reversal of 25696141 is 14169652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19766916 + 5929225 = 4446^2 + 2435^2 .

It is a cyclic number.

It is not a de Polignac number, because 25696141 - 2⁵ = 25696109 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 25696097 and 25696106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25696147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12848070 + 12848071.

It is an arithmetic number, because the mean of its divisors is an integer number (12848071).

Almost surely, 2^25696141 is an apocalyptic number.

It is an amenable number.

25696141 is a deficient number, since it is larger than the sum of its proper divisors (1).

25696141 is an equidigital number, since it uses as much as digits as its factorization.

25696141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 25696141 is about 5069.1361196953. The cubic root of 25696141 is about 295.0910032368.

The spelling of 25696141 in words is "twenty-five million, six hundred ninety-six thousand, one hundred forty-one".